Herbs usually low. Stems erect, branched basally or unbranched. Leaves basal and on stem, opposite, rarely in whorls of 3, lanceolate to ovate, pinnatifid to pinnatisect. Inflorescences often capitate. Calyx lobes 5, posterior lobe smallest. Corolla tube longer than calyx but not exceeding 2 X; beak straight or bent downward, long; galea margin toothless.